X0.10. xtimesy (y being every minute) = 8.40 (Money that she spent extra) Well 8.40 divided by 0.10 is 84. so she went 84 mins over
(x + 2y) ^2
(x + 2y) (x + 2y)
x^2 + 2xy + 2xy + 4y^2
= x^2 + 4xy + 4y^2
Answer:
(a)


(b)


(c)


Step-by-step explanation:
(a) This is a sequence of consecutive number



(b) This is a sequence of 2 to the power of n - 1. The next number is twice time of this number



(c) This is factorial sequence. Where the next number is this number multiplied by 



Answer:
C
Step-by-step explanation:
15% off of $27 is $22.95
40% off of $22.95 is $13.77
Answer:
The hamster weighs 27 ounces.
Step-by-step explanation:
Since the gerbil weighs 9 ounces and the hamster is 3 times that you must multiply the two numbers together. 9x3=27, so therefore, the hamster weighs 27 ounces.